Stephani Perry Books

The Female War

By Steve Perry, Stephani Perry

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Prey

By Chris Warner, Steve Perry, Randy Stradley

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Avatar Book Two of Two Star Trek Deep Space Nine

By S. D. Perry

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The Complete Aliens Omnibus: Volume One (Earth Hive, Nightmare Asylum, The Female War)

By Steve Perry, Stephani Perry

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Classic original fiction set in the Alien world, featuring Earth Hive by Steve Perry, Nightmare Asylum by Steve Perry and The Female War by Steve Perry and S...

Prey Aliens Vs. Predator

By Steve Perry, Stephani Perry

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.